Pick up the correct statement applicable to plate load test

• Width of the test pit for plate load test is made five times the width of the plate
• At the centre of the test pit, a hole is dug out whose size is kept equal to the size of the test plate
• Bottom level of the hole dug at the centre of the test pit, is kept at the level of the actual formation
• Ratio of the depth of the hole to the width of the test plate is the same as the ratio of the depth of the actual formation to the width of the formation
• All the above.